/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author hafiz anshori
 */
public class login extends HttpServlet {

    private static class session {

        public session() {
        }
    }

   /* private static class req {

        private static String getParameter(String string) {
            throw new UnsupportedOperationException("Not yet implemented");
        }

        private static HttpSession getSession() {
            throw new UnsupportedOperationException("Not yet implemented");
        }

        public req() {
        }
    }*/

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
       
        String username = request.getParameter ("username");
        String password = request.getParameter ("password");
        
        if (!allowUser(username, password)){
         out.println("<HTML><HEAD><TITLE>Access Denied</TITLE></HEAD>");
         out.println("<BODY>username dan password tidak sesuai<BR>");
         out.println("You may want to <A HREF=\"/login.jsp\">try again</A>");
         out.println("</BODY></HTML>");   
        }
        else {
                HttpSession session = request.getSession();
                session.setAttribute("login selesai ", username);
        
        }
        
         try {
        /*String target = (String) session.getAttribute("login.target");
        if (target != null) {
          response.sendRedirect(target);
          return;
        }*/
      }
            
            /*TODO output your page here
            out.println("<HTML><HEAD><TITLE>Access Denied</TITLE></HEAD>");
            out.println("<BODY>username dan password tidak sesuai<BR>");
            out.println("<title>Servlet login</title>");  
            out.println("You may want to <A HREF=\"/login.jsp\">try again</A>");
            out.println("<body>");
            out.println("<h1>Servlet login at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
             */
         finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

    private boolean allowUser(String username, String password) {
        throw new UnsupportedOperationException("Not yet implemented");
    }
    
 }
